Over the past year Bastion has steadily built its capacity to become a housing and service provider in the VA continuum of care.

Dylan Tete, Executive Director
« Bastion Leadership Team / David Williamson, M.D.
David Williamson, M.D.

David Williamson, M.D.


Dr. David Williamson is a physician with 30 years of experience working with patients with behavioral, cognitive and emotional disorders related to traumatic brain injuries. Prior to joining Nexus Health Systems, Dr. Williamson led the Inpatient Neuropsychiatry/Traumatic Brain Injury Program at Walter Reed National Military Medical Center, the only inpatient neurobehavioral TBI unit in the U.S. military health care system. He is board certified by the American Board of Psychiatry and Neurology and has been the recipient of numerous awards including Physician of the Year by the National Council for Behavioral Health in 2016. Dr. Williamson trained at the University of Edinburgh, Rockefeller University, John Hopkins University and the University of London.


Our Partners